?

AP® Statistics

Free Version

Upgrade subject to access all content

Moderate

Building Blocks for Language Learning

APSTAT-WYR15V

A large international company provides language training to many of its employees so that they will be able to conduct business in Japanese.

An experiment is being planned to determine if a new program for teaching adults Japanese is more effective than the program currently on the market. Block design has been requested.

Which of the following best describes how to create the blocks?

A

Subjects should be allowed to choose which block they will belong to.

B

Subjects should be randomly assigned to blocks.

C

Each block should have an equal representation of those individuals who find it easy to learn another language and those who find it difficult to learn another language.

D

Within each block, subjects should be as similar as possible with respect to their language learning abilities.

E

Subjects in different blocks should receive different treatments.